Câu 21: Salesforce Certified Marketing Cloud Consultant

A customer provides a file containing only new and updated subscriber records exported from its marketing database. ✑ The file will be uploaded to the customer's Enhanced FTP automatically at 3 a.m. daily. ✑ The customer requires that the import completes prior to 4 a.m. ✑ On average, the file will contain about two million rows of data each day. Based on the customer's requirements and recommended best practices, how should the daily file be imported?

1. A. Import the file into a list, using the 'update only' method.
2. B. Import the file into a list, using the 'add and update' method.
3. C. Import the file into a data extension, using the 'add and update' method. — đáp án hiện tại
4. D. Import the file into a data extension, using the 'overwrite' method.